#include<bits/stdc++.h>
#define ll long long
using namespace std;
const ll maxn = 1e5 + 5;
ll a[maxn], b[maxn], c[maxn];
int main(){
	freopen("duel.in", "r", stdin);
	freopen("duel.out", "w", stdout);
	ios :: sync_with_stdio(false);
	ll n, maxa = 0;
	cin >> n;
	for (ll i = 1; i <= n; i++) {	
		cin >> a[i];
		maxa = max(maxa, a[i]);
	}
	sort(a + 1, a + n + 1);
	for (ll i = 1; i <= n; i++)
		b[a[i]]++;
	ll ans = 0;
	for (ll i = 1; i <= 1e5 + 1; i++) {
		ans = max(ans, b[i]);
	}
	cout << ans << endl;
	return 0;
}
